85 entries under horrible topic. ×

26
mortal(adjective, dull, awful, terrible)
18
virulent(adjective, help, strange, horror)
10
ghastly(adjective, awful, terrible, live)
9
appalling(adjective, awful, terrible, afraid)
9
dreadful(adjective, awful, terrible, afraid)
8
ferocious(adjective, awful, terrible, afraid)
8
vicious(adjective, awful, terrible, afraid)
7
tragic(adjective, bad, awful, terrible)
7
awful(adjective, terrible, afraid)
7
cruel(adjective, awful, terrible, afraid)
7
fearful(adjective, awful, terrible, strange)
7
frightful(adjective, awful, terrible, afraid)
7
gruesome(adjective, awful, terrible, afraid)
7
parlous(adjective, awful, terrible, strange)
7
woeful(adjective, awful, terrible, strange)
6
dire(adjective, awful, terrible, painful)
6
grisly(adjective, awful, terrible, afraid)
6
morbid(adjective, nasty, awful, terrible, gloomy)
6
nasty(adjective, awful, terrible, afraid)
5
bad(adjective, awful, terrible, afraid)
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APASmart Define. (2016). deadly thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/deadly/thesaurus/synonyms
ChicagoSmart Define. 2016. "deadly thesaurus" https://smartdefine.org/deadly/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, deadly thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/deadly/thesaurus/synonyms>.
MLASmart Define. "deadly thesaurus" 26 March 2016. Web. 24 September 2026. <https://smartdefine.org/deadly/thesaurus/synonyms>